}

    public boolean usingProxy() {
        return connection.usingProxy();
    }

    public InputStream getErrorStream() {
        try {
            handshake();
        } catch (IOException ex) { }
        return connection.getErrorStream();
    }

    private int parseResponseCode() throws IOException {
        try {
            String response = connection.getHeaderField(0);

                    } else {
                        if (GZIP.equals(con.getContentEncoding())) {
                            return new GZIPInputStream(con.getErrorStream());
                        } else {
                            return con.getErrorStream();
                        }
                    }
                } catch (IOException e) {

    }


    @Override
    public boolean usingProxy () {
        return this.connection.usingProxy();
    }


    @Override
    public InputStream getErrorStream () {
        handshake();
        return this.connection.getErrorStream();
    }


    private int parseResponseCode () throws IOException {
        try {
            String response = this.connection.getHeaderField(0);

            CountDownLatch latch = new CountDownLatch(2);
            ByteArrayOutputStream stdout = connectStream(process.getInputStream(), latch);
            ByteArrayOutputStream stderr = connectStream(process.getErrorStream(), latch);

            process.waitFor(1, TimeUnit.MINUTES);
            latch.await(1, TimeUnit.MINUTES);
            return new ExecResult(args, process.exitValue(), stdout.toString(), stderr.toString());